| Name | Nauclea lanceolata subsp. gracilis (D. Vidal) Ridsdale |
| Authorship | (D. Vidal) Ridsdale |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Nauclea lanceolata Blume |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Nauclea lanceolata subsp. gracilis (D. Vidal) Ridsdale |
| Identification made in | [no date] (2) |